1. Trimming the nail and gently grinding the nail surface
2. Apply a layer of primer
3. Then directly put the whole nail into the powder box
4. Let the powder cover the entire surface evenly, then gently sweep off the excess powder.
5. Repeat step 2.3.4 again
6. Then apply a layer of desiccant directly, wait for the surface to dry (usually no more than 1 minute)
7. The nail file is polished to the flat surface.
8. Confirm that the nail surface is flat and the coating layer is applied.